.omphalos{
    width: 1000px;
    height: 600px;
    position:fixed;
    left:0;
    right:0;
    top:0;
    bottom:0;
    margin:auto; 
}
.login_box{
    width: 1000px;
    height: 600px;
    position: relative;
    box-shadow: 5px 5px 15px 5px #ccc;
}
.img_cxy{
    width: 500px;
    height: 500px;
    margin-top: 30px;
    float: left;
}
.img_cxy img {
    width: 500px;
    height: 500px;
}
.login_account{
    width: 500px;
    height: 600px;
    float: left;
}
h2{
    margin-top: 80px;
    text-align: center;
}
p{
    text-align: center;
}
.mi{
    margin-top: 70px;
}
p input{
    width: 360px;
    height: 30px;
    border: none ;
    margin-top: 10px;
    outline: none;
    border-bottom: 1.5px solid black;
    
}
.anniu{
    width: 300px;
    margin-top: 30px;
    margin-left: 90px;
}
.login_but{
    width: 320px;
    height: 40px;
    background-color: rgb(63, 139, 238);
    border-radius: 20px;
    color: white;
    font-size: 20px;
    line-height: 40px;
    border: none ;
}
.login_butt{
    width: 100px;
    height: 40px;
    border: none ;
    background-color: white;

}


.login_but:hover{
    background-color: rgb(8, 166, 240);
}
.code{
    margin-left: 68px;
    float: left;
}
.code input{
    width: 260px;
    height: 30px;
    border: none ;
    margin-top: 10px;
    outline: none;
    border-bottom: 1.5px solid black;
}
a{
    position: absolute;
    top:440px;
    left: 590px;
    width: 300px;

}
.anniu{
    position: absolute;
    top:350px;
    left: 500px;
    width: 300px;
}